activity
20192026
most citedConstraint on the Matter-Antimatter Symmetry-Violating Phase in Neutrino Oscillations

374 citations · 900 across the 20 of their papers we have counts for

collaborators

22 papers

hep-ex2026

Measurement of reconstructed final-state kinematics in charged-current interactions on water using the J-PARC beam and NINJA emulsion detector

NINJA Collaboration, A. Kasumi, S. Han +50

We present a study of charged-particle multiplicities and the kinematic distributions of muons, protons, and charged pions in a flux-integrated sample of charged-current inclusive…

hep-ex2024

First joint oscillation analysis of Super-Kamiokande atmospheric and T2K accelerator neutrino data

Super-Kamiokande, T2K collaborations, : +545

The Super-Kamiokande and T2K collaborations present a joint measurement of neutrino oscillation parameters from their atmospheric and beam neutrino data. It uses a common interacti…

hep-ex2023★ 6 cited

Measurements of the and -induced Coherent Charged Pion Production Cross Sections on by the T2K experiment

K. Abe, N. Akhlaq, R. Akutsu +380

We report an updated measurement of the -induced, and the first measurement of the -induced coherent charged pion production cross section on nuclei in the T…

hep-ex2023

Updated T2K measurements of muon neutrino and antineutrino disappearance using 3.6 10 protons on target

K. Abe, N. Akhlaq, R. Akutsu +406

Muon neutrino and antineutrino disappearance probabilities are identical in the standard three-flavor neutrino oscillation framework, but CPT violation and non-standard interaction…

hep-ex2023★ 17 cited

First measurement of muon neutrino charged-current interactions on hydrocarbon without pions in the final state using multiple detectors with correlated energy spectra at T2K

K. Abe, N. Akhlaq, R. Akutsu +401

This paper reports the first measurement of muon neutrino charged-current interactions without pions in the final state using multiple detectors with correlated energy spectra at T…

hep-ex2023★ 126 cited

Measurements of neutrino oscillation parameters from the T2K experiment using protons on target

The T2K Collaboration, K. Abe, N. Akhlaq +397

The T2K experiment presents new measurements of neutrino oscillation parameters using protons on target (POT) in (anti-)neutrino mode at the far detector…

physics.ins-det2022★ 1 cited

Momentum reconstruction of charged particles using multiple Coulomb scatterings in a nuclear emulsion detector

Takahiro Odagawa, Yosuke Suzuki, Tsutomu Fukuda +6

This paper describes a new method for momentum reconstruction of charged particles using multiple Coulomb scatterings in a nuclear emulsion detector with a layered structure of nuc…

hep-ex2022★ 4 cited

Measurements of protons and charged pions emitted from charged-current interactions on iron at a mean neutrino energy of 1.49GeV using a nuclear emulsion detector

H. Oshima, T. Matsuo, A. Ali +45

This study conducted an analysis of muons, protons, and charged pions emitted from charged-current interactions on iron using a nuclear emulsion detector. The emulsion detect…

physics.ins-det2022★ 4 cited

Design and performance of a scintillation tracker for track matching in nuclear-emulsion-based neutrino interaction measurement

Takahiro Odagawa, Tsutomu Fukuda, Ayami Hiramoto +7

Precise measurement of neutrino-nucleus interactions with an accelerator neutrino beam is highly important for current and future neutrino oscillation experiments. To measure muon-…

physics.ins-det2021★ 5 cited

Wide angle acceptance and high-speed track recognition in nuclear emulsion

Y. Suzuki, T. Fukuda, H. Kawahara +5

A nuclear emulsion film is a three-dimensional tracking device that is widely used in cosmic-ray and high energy physics experiments. Scanning with a wide angle acceptance is cruci…

hep-ex2021★ 117 cited

Improved constraints on neutrino mixing from the T2K experiment with protons on target

T2K Collaboration, K. Abe, N. Akhlaq +307

The T2K experiment reports updated measurements of neutrino and antineutrino oscillations using both appearance and disappearance channels. This result comes from an exposure of $1…

hep-ex2021★ 28 cited

First T2K measurement of transverse kinematic imbalance in the muon-neutrino charged-current single- production channel containing at least one proton

K. Abe, N. Akhlaq, R. Akutsu +308

This paper reports the first T2K measurement of the transverse kinematic imbalance in the single- production channel of neutrino interactions. We measure the differential cros…

hep-ex2020★ 9 cited

First measurement using a nuclear emulsion detector of the charged-current cross section on iron around the 1GeV energy region

H. Oshima, T. Matsuo, A. Ali +43

We have carried out charged-current interaction measurement on iron using an emulsion detector exposed to the T2K neutrino beam in the J-PARC neutrino facility. The data samp…

hep-ex2020★ 16 cited

T2K measurements of muon neutrino and antineutrino disappearance using protons on target

K. Abe, N. Akhlaq, R. Akutsu +311

We report measurements by the T2K experiment of the parameters and which govern the disappearance of muon neutrinos and antineutrinos in the three-flavor PMNS…

hep-ex2020★ 33 cited

First measurement of and charged-current inclusive interactions on water using a nuclear emulsion detector

A. Hiramoto, Y. Suzuki, A. Ali +40

This paper reports the track multiplicity and kinematics of muons, charged pions, and protons from charged-current inclusive and interactions on a water target, mea…

hep-ex2020★ 10 cited

Measurements of and charged-current cross-sections without detected pions nor protons on water and hydrocarbon at mean antineutrino energy of 0.86 GeV

K. Abe, N. Akhlaq, R. Akutsu +366

We report measurements of the flux-integrated and charged-current cross-sections on water and hydrocarbon targets using the T2K anti-neutrino beam, with a m…

hep-ex2020★ 56 cited

Simultaneous measurement of the muon neutrino charged-current cross section on oxygen and carbon without pions in the final state at T2K

K. Abe, N. Akhlaq, R. Akutsu +330

This paper reports the first simultaneous measurement of the double differential muon neutrino charged-current cross section on oxygen and carbon without pions in the final state a…

hep-ex2020★ 33 cited

First combined measurement of the muon neutrino and antineutrino charged-current cross section without pions in the final state at T2K

K. Abe, R. Akutsu, A. Ali +349

This paper presents the first combined measurement of the double-differential muon neutrino and antineutrino charged-current cross sections with no pions in the final state on hydr…

hep-ex2019★ 30 cited

Measurement of neutrino and antineutrino neutral-current quasielastic-like interactions on oxygen by detecting nuclear de-excitation -rays

K. Abe, R. Akutsu, A. Ali +330

Neutrino- and antineutrino-oxygen neutral-current quasielastic-like interactions are measured at Super-Kamiokande using nuclear de-excitation -rays to identify signal-like inter…

hep-ex2019★ 17 cited

Search for Electron Antineutrino Appearance in a Long-baseline Muon Antineutrino Beam

K. Abe, R. Akutsu, A. Ali +341

Electron antineutrino appearance is measured by the T2K experiment in an accelerator-produced antineutrino beam, using additional neutrino beam operation to constrain parameters of…

hep-ex2019★ 374 cited

Constraint on the Matter-Antimatter Symmetry-Violating Phase in Neutrino Oscillations

K. Abe, R. Akutsu, A. Ali +332

The current laws of physics do not explain the observed imbalance of matter and antimatter in the universe. Sakharov proposed that an explanation would require the violation of CP…

physics.ins-det2019★ 14 cited

J-PARC Neutrino Beamline Upgrade Technical Design Report

K. Abe, H. Aihara, A. Ajmi +381

In this document, technical details of the upgrade plan of the J-PARC neutrino beamline for the extension of the T2K experiment are described. T2K has proposed to accumulate data c…